Champion · R-Series · TWO-STAGE PISTON

HR2-8

2 HP · Horizontal · electric · splash · 2-stage
AVERAGE PRICE
$5,666
2 retailers · in stock
Champion HR2-8

The Champion HR2-8 is a 2 HP two-stage cast-iron R-10 splash-lubricated reciprocating compressor on an 80-gallon horizontal ASME-certified tank, rated at 4.1 SCFM at 175 PSI on 115V single-phase with pump speed 461 RPM. Motor speed 1,750 RPM; 1/2 in NPT air outlet; operating range 40°F–104°F; tank rated 225 PSI; manual ball-valve drain. Weighs 340 lb. Made in USA. Suited for small-volume light industrial and commercial shops where intermittent tool use benefits from a large-capacity air buffer. Priced at $4,181 from three authorized distributors (Compressed Air Advisors, Compressor Now, All Tire Supply) verified 2026-05-18. This model is part of the Champion R-Series series. Output: 4.1 SCFM at 175 PSI at 680 RPM pump speed.

HP
2
CFM
4.1 @ 175 PSI
Duty
— continuous
Tank size
80 gal
Air output per horsepowerAirflow per motor HP
2.05CFM/HP
Poor 2.8Typical 3.15Good 3.5
Isentropic efficiencyClass median · 2-stage piston
67%
Poor <50Good 70Best 92
Price per cubic foot · minuteVerified retailer price
$993$/SCFM
Good $180Typical $211High $260
PUMP & DRIVE
Stages2-stage recip
Cylinder—
Pump RPM—
Lubricationsplash
Oil—
Sump—
Pump life—
Pump material—
Head material—
Intercoolerfinned-tube between-stage
PERFORMANCE
Catalog CFM4.1 @ 175 PSI
CFM / HP2.05
Cut-in / out—
Tank fill—
Est. draw1.8 kW
COST & MAINTENANCE
Compressor Controller ROI calc · $0.14/kWh · 1920 hr/yr · 70% motor efficiency · HP×1.10 sizing · savings 23–42% of electric
Electric · yearlyEst. $630
Maintenance · yearlyEst. $80
Savings with Compressor Controller · yearlyEst. $145–$265
ELECTRICAL & FORM
Serviceelectric
Voltage115V/1Ph
Amps—
Motor—
Motor RPM1750 rpm
Control—
Starter—
Weight340 lb
FormHorizontal · 80 gal
BUILD & ENVIRONMENT
Air outlet1/2 in NPT
DrainManual ball valve standard
Drain outlet—
ASME tankYes
Made in USAYes
Noise—
Op. temp40–104 °F
Dimensions—
Ship weight—
Warranty—

Where this sits in the catalog

Histograms below: highlighted bar marks this unit’s bucket.

Catalog
1708 units
Peer class
28 · 2 HP
Sizing & pricevs. 28 in class
  • SCFM @ 2 HP4.1cfm
    3median 7.817
    -47.1% vs. median
  • Average price$5,666
    $299median $2,543$9k
    +122.8% vs. median
Efficiency vs. peersvs. 28 in class
  • CFM per HP2.05cfm/hp
    1.65median 48.65
    -48.8% vs. median
  • Price per CFM$993$/scfm
    $17median $267$1,101
    +270.7% vs. median

Price history

Showing the current verified price for each retailer. As the price-tracking worker collects new readings, dots will appear along each line.

$3,825$5,015$6,206$7,396avg $4,914today-10d-20d-30d
www.alltiresupply.com
Compressor World
compressorsnow.com
Compressed Air Advisors